From 203a0734709779fa40552cd9bb7c4dd325b5131f Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Mon, 11 Oct 2010 12:55:21 +0200 Subject: [PATCH] arm: imx: add generic esdhc device Signed-off-by: Wolfram Sang Signed-off-by: Sascha Hauer --- arch/arm/plat-mxc/devices/Kconfig | 3 ++ arch/arm/plat-mxc/devices/Makefile | 1 + arch/arm/plat-mxc/devices/platform-esdhc.c | 31 +++++++++++++++++++ .../plat-mxc/include/mach/devices-common.h | 6 ++++ arch/arm/plat-mxc/include/mach/esdhc.h | 16 ++++++++++ 5 files changed, 57 insertions(+) create mode 100644 arch/arm/plat-mxc/devices/platform-esdhc.c create mode 100644 arch/arm/plat-mxc/include/mach/esdhc.h diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index d736c3d4e29..8266ecb6933 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -1,3 +1,6 @@ +config IMX_HAVE_PLATFORM_ESDHC + bool + config IMX_HAVE_PLATFORM_FLEXCAN select HAVE_CAN_FLEXCAN bool diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile index ac773837937..da9676e80e8 100644 --- a/arch/arm/plat-mxc/devices/Makefile +++ b/arch/arm/plat-mxc/devices/Makefile @@ -1,3 +1,4 @@ +obj-$(CONFIG_IMX_HAVE_PLATFORM_ESDHC) += platform-esdhc.o obj-$(CONFIG_IMX_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o diff --git a/arch/arm/plat-mxc/devices/platform-esdhc.c b/arch/arm/plat-mxc/devices/platform-esdhc.c new file mode 100644 index 00000000000..68db2a22d2c --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-esdhc.c @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2010 Pengutronix, Wolfram Sang + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ + +#include +#include + +struct platform_device *__init imx_add_esdhc(int id, + resource_size_t iobase, resource_size_t iosize, + resource_size_t irq, + const struct esdhc_platform_data *pdata) +{ + struct resource res[] = { + { + .start = iobase, + .end = iobase + iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = irq, + .end = irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("sdhci-esdhc-imx", id, res, + ARRAY_SIZE(res), pdata, sizeof(*pdata)); +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index f87aa1ad668..f75446fa97e 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -97,3 +97,9 @@ struct imx_spi_imx_data { struct platform_device *__init imx_add_spi_imx( const struct imx_spi_imx_data *data, const struct spi_imx_master *pdata); + +#include +struct platform_device *__init imx_add_esdhc(int id, + resource_size_t iobase, resource_size_t iosize, + resource_size_t irq, + const struct esdhc_platform_data *pdata); diff --git a/arch/arm/plat-mxc/include/mach/esdhc.h b/arch/arm/plat-mxc/include/mach/esdhc.h new file mode 100644 index 00000000000..a48a9aaa56b --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/esdhc.h @@ -0,0 +1,16 @@ +/* + * Copyright 2010 Wolfram Sang + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; version 2 + * of the License. + */ + +#ifndef __ASM_ARCH_IMX_ESDHC_H +#define __ASM_ARCH_IMX_ESDHC_H + +struct esdhc_platform_data { + unsigned int wp_gpio; /* write protect pin */ +}; +#endif /* __ASM_ARCH_IMX_ESDHC_H */ -- 2.39.3